From 077ebb5a89802735accd485b05cc536d986a5c42 Mon Sep 17 00:00:00 2001
From: maskpp <maskpp266@gmail.com>
Date: Sat, 26 Apr 2025 00:03:40 +0800
Subject: [PATCH] if err != nil then vmRet is null so will trigger panic

---
 eth/tracers/api.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/eth/tracers/api.go b/eth/tracers/api.go
index 3cb86c80e2..61efaf0f89 100644
--- a/eth/tracers/api.go
+++ b/eth/tracers/api.go
@@ -820,7 +820,11 @@ func (api *API) standardTraceBlockToFile(ctx context.Context, block *types.Block
 		}
 		vmRet, err := core.ApplyMessage(evm, msg, new(core.GasPool).AddGas(msg.GasLimit))
 		if vmConf.Tracer.OnTxEnd != nil {
-			vmConf.Tracer.OnTxEnd(&types.Receipt{GasUsed: vmRet.UsedGas}, err)
+			var receipt *types.Receipt
+			if err == nil {
+				receipt = &types.Receipt{GasUsed: vmRet.UsedGas}
+			}
+			vmConf.Tracer.OnTxEnd(receipt, err)
 		}
 		if writer != nil {
 			writer.Flush()